Self-driving, starting from Foshan, Guangdong, entering Guizhou via Longji, Libo Xiaoqikong, Kaili Xijiang Qiangu Miao Village, Zhenyuan Ancient Town, Anshun Huangguoshu, is 8 days enough?

It depends on how you play, it must be enough to check in

It should be possible, the first day is Foshan to Libo, the second day is Xiaoqikong, the third day is Qianhu Miao Village in Xijiang, the fourth day is Zhenyuan, the fifth day is Zhenyuan to Huangguoshu, the sixth or seventh day is Huangguoshu, and the eighth day is back)